Air register louver



FIG. 1 is a perspective view of a first embodiment of an air register louver showing our design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left elevation view thereof;

FIG. 7 is a right elevation view thereof;

FIG. 8 is a section view taken from line 8-8 in FIG. 2;

FIG. 9 is a perspective view of a second embodiment of the air register louver showing our design;

FIG. 10 is a front elevation view thereof;

FIG. 11 is a rear elevation view thereof;

FIG. 12 is a top plan view thereof;

FIG. 13 is a bottom plan view thereof;

FIG. 14 is a left elevation view thereof;

FIG. 15 is a right elevation view thereof; and,

FIG. 16 is a section view taken from line 16-16 in FIG. 10.

The broken lines shown represent portions of the air register louver that form no part of the claimed design. 

CLAIM We claim the ornamental design for an air register louver, as shown and described. 